OpenTechnical

OT-2026-000007291

Publication integrity record

Bellows cup vacuum gripper, four outlet manifold, ejector fed, contact triggered, vented before set down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007291) never changes.

Identity and time

Publication numberOT-2026-000007291 · never reused
Internal UUID01a0a979-8565-72f4-b699-1289c3695bca · UUIDv7, RFC 9562
Publication timestamp2026-09-16T09:08:28.648218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000007291
StatusPUBLIC

Content hashes

Canonical text915fcc7ce8c7b9434960cd727c8cb1cd4e07c059f0e7004e0362f19f069ad412
Markdown2fd92c004fb8d9a1367a7e6090be3c8edb770f73e56bec4dcce7b17cc3cbd130
PDF
Publication pagefb21cfc2ae70738129894e5035d38093e551b2a3b6c0055e85e442b880cada6e
Manifest5aeb3c79645f21f64ff6b79402673d41eceb30119bd6bc91d29b9e73192fdbe8

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignaturejbxBVEeERiNwcA0rpk38xiekA/sM+/OuiefCQ1Pt/zmljUUNKvm5/UDP7Gfvl7OK1JOW1eI0iaEISrqv3UgHDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:20:33Z
batch OT-TS-2026-W38-015 · RFC 3161 token · inclusion proof
root 07bfbe2fb3517c1c41f239fb2e682fbe...

Independent retrieval

2026-09-16T09:10:07.209674ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007291
observed fb21cfc2ae70738129894e5035d38093...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:07.196651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007291/manifest.json
observed 5aeb3c79645f21f64ff6b79402673d41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:07.179089ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007291/publication.md
observed 2fd92c004fb8d9a1367a7e6090be3c8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:10:07.167188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000007291/publication.txt
observed 915fcc7ce8c7b9434960cd727c8cb1cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.